7785207940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1237}}^1\times {\mathrm{10151}}^1$

素因数の和:11428

約数の個数: 48

約数和(自身を含む): 16891628544

約数和(自身を除く): 9106420604

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 1237, 2474, 4948, 6185, 10151, 12370, 20302, 24740, 38347, 40604, 50755, 76694, 101510, 153388, 191735, 203020, 314681, 383470, 629362, 766940, 1258724, 1573405, 3146810, 6293620, 12556787, 25113574, 50227148, 62783935, 125567870, 251135740, 389260397, 778520794, 1557041588, 1946301985, 3892603970, 7785207940]

約数ペア:

[(1, 7785207940), (2, 3892603970), (4, 1946301985), (5, 1557041588), (10, 778520794), (20, 389260397), (31, 251135740), (62, 125567870), (124, 62783935), (155, 50227148), (310, 25113574), (620, 12556787), (1237, 6293620), (2474, 3146810), (4948, 1573405), (6185, 1258724), (10151, 766940), (12370, 629362), (20302, 383470), (24740, 314681), (38347, 203020), (40604, 191735), (50755, 153388), (76694, 101510)]